Move the number conversions from string_util to a new file....

tools/memory_watcher/call_stack.h

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
 // Parts of this module come from:
 //  http://www.codeproject.com/KB/applications/visualleakdetector.aspx
 //       by Dan Moulding.
 //  http://www.codeproject.com/KB/threads/StackWalker.aspx
 //       by Jochen Kalmbach
 
-#ifndef MEMORY_WATCHER_CALL_STACK_H_
-#define MEMORY_WATCHER_CALL_STACK_H_
+#ifndef TOOLS_MEMORY_WATCHER_CALL_STACK_H_
+#define TOOLS_MEMORY_WATCHER_CALL_STACK_H_
 
 #include <windows.h>
 #include <dbghelp.h>
 #include <functional>
 #include <map>
 #include <string>
 
-#include "memory_watcher.h"
 #include "base/lock.h"
 #include "base/logging.h"
+#include "tools/memory_watcher/memory_watcher.h"
 
 // The CallStack Class
 // A stack where memory has been allocated.
 class CallStack {
  public:
   // Initialize for tracing CallStacks.
   static bool Initialize();
 
   CallStack();
   virtual ~CallStack() {}
@@ skipping 125 matching lines @@
 
  private:
   AllocationStack* next_;     // Pointer used when on the freelist.
   int32 size_;                // Size of block allocated.
   static AllocationStack* freelist_;
   static Lock freelist_lock_;
 
   DISALLOW_COPY_AND_ASSIGN(AllocationStack);
 };
 
-#endif  // MEMORY_WATCHER_CALL_STACK_H_
+#endif  // TOOLS_MEMORY_WATCHER_CALL_STACK_H_